Some seasonally adjusted series may exhibit negative values because they are created from a seasonal adjustment process regardless of the actual meaning or interpretation of the given indicator.

Suggested Citation:

U.S. Bureau of Labor Statistics,
All Employees: Professional and Business Services in Sioux Falls, SD (MSA) [SIOU646PBSV],
retrieved from FRED,
Federal Reserve Bank of St. Louis;
https://fred.stlouisfed.org/series/SIOU646PBSV,
May 25, 2019.